EP3378821A1 - Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets - Google Patents

Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets Download PDF

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Publication number
EP3378821A1
EP3378821A1 EP17161740.0A EP17161740A EP3378821A1 EP 3378821 A1 EP3378821 A1 EP 3378821A1 EP 17161740 A EP17161740 A EP 17161740A EP 3378821 A1 EP3378821 A1 EP 3378821A1
Authority
EP
European Patent Office
Prior art keywords
elevator shaft
rod
protective roof
wall
canopy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP17161740.0A
Other languages
German (de)
English (en)
Inventor
Amol Harishchandra SHINDE
Ashish MANWAR
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inventio AG
Original Assignee
Inventio AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inventio AG filed Critical Inventio AG
Priority to EP17161740.0A priority Critical patent/EP3378821A1/fr
Publication of EP3378821A1 publication Critical patent/EP3378821A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0043—Devices enhancing safety during maintenance
    • B66B5/005—Safety of maintenance personnel
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/32—Safety or protective measures for persons during the construction of buildings
    • E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
    • E04G21/3209—Temporary tunnels specially adapted against falling objects
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/32—Safety or protective measures for persons during the construction of buildings
    • E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
    • E04G21/3266—Safety nets

Definitions

  • the invention relates to a device for protecting persons in a lift shaft from falling objects, the device comprising a fastening unit fastened to a wall of the elevator shaft and a protective roof for protecting persons located under the protective cover from falling objects.
  • the document EP2910311A1 describes a site elevator, which has a pivotable roof over the car, which on the one hand serves to protect people in the elevator car from falling objects, but on the other hand in the folded-away state, the loading of the elevator car with high goods possible.
  • the document EP 2 081 863 A1 discloses a Jumplift in which a fixed crash deck is provided, which closes the elevator shaft upwards and thus prevents falling objects into the elevator shaft.
  • the document CN 204627016 U1 describes a device that can be mounted on the grounds of an elevator car similar to a tent and to protect the person working on the elevator car from falling objects.
  • the document JP 000H08198571 A describes an awning-like device which can be laterally hung on the handrails of escalators, thereby preventing the falling of objects.
  • a problem with the known protection devices for elevators is that they are all very solid and bulky, whereby the assembly is complicated and complicated, so that in particular a mounting of such a protection device for the maintenance of a lift system represents a disproportionate effort.
  • the device for protecting persons in an elevator shaft against falling objects has a fastening unit, by means of which the device can be fastened to a wall of the elevator shaft. Furthermore, the device has a protective cover for protecting people standing under the canopy from falling objects.
  • the fastening unit in this case has a rotatably mounted rod on which the protective roof can be wound up and from which the protective roof can be unwound again. In this case, the rod is rotated for winding in a first direction of rotation and for unwinding in a second direction of rotation opposite to the first direction of rotation.
  • a device which is very compact in a first state in which the canopy is wound onto the rod, and in a second state, in which the canopy is unwound from the rod and in particular on a further wall of the Elevator shaft is attached, a large area from falling objects shields.
  • the fastening unit is thus easy to handle, whereby both the transport and the mounting on the wall of the elevator shaft are simplified.
  • the device is in this case designed in particular awning-like.
  • the rod is biased by means of at least one elastic element in the first Drehrichutng and when the rod against the restoring force of this elastic element for unwinding of the canopy in the second rotational direction is rotatable. This ensures that the canopy automatically wound on the rod, as long as it is not hindered by an attachment of the end facing away from the rod, in particular on the opposite wall of the elevator shaft.
  • the elastic element is in particular a spring, preferably a torsion spring, whereby a cost-effective, simple structure is achieved.
  • the fastening unit has a housing, within which the rod and the protective roof, when this is wound on the rod, are accommodated. As a result, a protection of the rod and the canopy is achieved by the housing.
  • the protective roof is designed as a textile. This has the advantage that on the one hand a simple winding on the rod can be done and on the other hand, a stable canopy is formed and thus heavy falling objects not so easily penetrate the canopy.
  • the protective roof can in particular be designed as a tarpaulin, which likewise can be wound up easily on the rod and has a particularly high strength, so that reliable protection of persons located under the protective roof from falling objects is achieved.
  • the protective roof is made in particular of a fabric, a fabric and / or a plastic, whereby the necessary flexibility for the winding is ensured at the same time sufficient strength.
  • the canopy is made of tarpaulin.
  • This is a particularly stable waterproof fabric, which on the one hand insensitive to environmental influences and on the other hand has a very high strength, so that even very heavy objects can not penetrate this shelter of Tarpaulin so easily.
  • a first end of the canopy is secured to the rod, with a second end of the canopy opposite the first end having at least one fastener which serves to secure the second end of the canopy to a wall of the elevator well.
  • the fastening element of the protective roof serves for fastening the second end to that wall of the elevator shaft which is arranged opposite that wall on which the fastening unit is fastened.
  • At the second end of the canopy preferably at least one eyelet is provided which is engageable with a arranged on the wall of the elevator shaft complementarily shaped engaging element into engagement.
  • a hook or a shackle in particular a D-shackle, is provided on the wall, in which the eyelet can be hooked, so that the protective roof is stretched.
  • a plurality of eyelets are provided at the second end of the canopy, which can be hooked into correspondingly complementary engagement elements.
  • a safer attachment of the canopy to the wall is achieved, so that even with the impact of heavy objects, the canopy is held and not torn loose.
  • at least two eyelets are provided, wherein the two eyelets are arranged in particular in the corners of the second end of the canopy, so that a clamping over the entire width can be done safely.
  • At least one, preferably over the entire width of the canopy extending rail or rod may be provided as a fastener at the second end of the canopy, which is engageable with a arranged on the wall of the elevator shaft complementary engagement element.
  • this rail can be hung or clamped in another rail. This ensures that the protective cover over the entire width of the second end can be fixed to the wall and thus a particularly secure, stable attachment is achieved.
  • the fastening unit comprises at least one variable in length telescopic rod, by means of which the fastening unit between two walls of the elevator shaft can be clamped.
  • the attachment unit can be ajar against a wall of the elevator shaft and be fastened by means of the telescopic rod or a plurality of telescopic rods to two walls standing at right angles thereto by corresponding clamping. As a result, a particularly easy installation is achieved.
  • the fastening unit can also be screwed or otherwise fastened to a wall of the elevator shaft.
  • a rod is understood in particular to mean any elongated, in particular straight, element whose length is significantly greater than its width and which is suitable for allowing the protective roof to be wound on it.
  • the rod may in particular have a circular or annular cross-section, but alternatively also have any other cross-sectional shape.
  • the rod is in particular made of a metal.
  • Another aspect of the invention relates to an elevator installation, wherein the elevator installation has at least one device for protecting persons in a lift shaft from falling objects in accordance with one of the previously described embodiments.
  • the fastening unit of the device is arranged on a first wall of the elevator shaft of the elevator installation and in particular attached thereto.
  • an engagement element is provided on the first wall opposite the second wall of the elevator shaft, to which one end of the protective roof can be fastened.
  • that end of the protective roof which is not fastened to the fastening unit, ie not to the rod, can be fastened to this engagement element.
  • the engagement element on the second wall of the elevator shaft is arranged so lower than the attachment unit on the first wall, that the protective roof, when it is clamped between the fastening unit and the engagement member, inclined by a predetermined angle relative to the horizontal is.
  • This angle is in particular between 1 ° and 15 °, preferably between 3 ° and 10 °, in particular about 5 °.
  • FIG. 1 and 2 in each case a schematic perspective view of a detail of an elevator installation 100 is shown.
  • the elevator installation 100 has an elevator shaft 102, in which the elevator car, not shown, can be moved in the vertical direction on rails.
  • the elevator shaft 102 in which the elevator car, not shown, can be moved in the vertical direction on rails.
  • the pit of the elevator that is to say the region of the elevator shaft which is arranged below the lowermost projectile plane.
  • the elevator shaft 102 has a first wall 104, a second wall 106 opposite the first wall 104, a third wall 108 and a fourth wall 110.
  • a device 10 for protecting persons working in the pit of the elevator shaft 102 is provided in front of objects falling into the elevator shaft 102.
  • This device 10 has a fastening unit 12, which is arranged on the first wall 104.
  • Fig. 3 a simplified sectional view of the device 10 is shown.
  • the fastening unit 12 has a housing 20, in which a relative to the housing 20 rotatably mounted rod 16 is provided. On this rod 16, a first end 18 of a canopy 14 of the device 10 is attached.
  • This protective roof 14 is formed so flexible that it can be wound on the rod 16 and correspondingly unwindable from the rod 16, to which the rod 16 is rotatable in two opposite directions of rotation.
  • the rod 16 is biased in the direction in which it must be rotated to wind the canopy 14. This can be done in particular via a non-visible torsion spring or any other suitable elastic element.
  • the protective roof 14 itself is in particular designed essentially as a textile, in particular a tarpaulin, and can in particular be manufactured as a fabric or a fabric.
  • the fabric may consist in particular of natural or synthetic fibers.
  • plastics can also be used.
  • the canopy made of tarpaulin as this is used in particular in the maritime, be made, which has the advantage that a particularly stable canopy is formed so that the people underneath are also protected against the impact of particularly heavy objects and the items can not easily penetrate the canopy 14.
  • a canopy 14 made of Tarpaulin waterproof is also provided.
  • a fastener 22 is provided which is engageable with in the region of the second wall 106 arranged complementary engagement elements 24, 26, wherein the engagement elements 24, 26 itself to the third or fourth wall 108, 110 are attached.
  • the engagement members 24, 26 may also be attached directly to the second wall 106.
  • more than two engagement elements 24, 26 or only one engagement element 24, 26 may be provided.
  • the fastening element 22 is designed as a rail which extends over the entire length of the second end of the protective roof 14, so that the protective roof is reliably tensioned over the entire width and securely fastened in the region of the second wall 106 of the elevator shaft 102 that a secure hold is ensured even when intercepting heavy objects.
  • the engagement elements 24, 26 are arranged lower in the elevator shaft 102 than the attachment unit 12, so that the protective roof 14 is inclined in the direction of the opposing wall 106 as viewed from the attachment unit 12, which causes the protective roof 14 to act upon impact of a falling object Forces are reduced and thus a higher security of the device 10 is achieved.
  • an awning-like device 10 is thus achieved in which the curtain-like protective roof 14 can be stretched through the elevator shaft 102 only when necessary and thus offers the persons working under the protective roof 14 protection against falling objects.
  • a fitter pulls before starting work, the still wound on the rod 16 canopy 14 out of the housing 22 and attached the second end via the fastener 22 to the engagement members 24, 26.
  • the engagement between the fastener 22 and the engagement elements 24, 26 released again, so that the canopy 14 can wind up again on the rod 16 and the elevator shaft 102 is again free for moving the car arranged therein.
  • FIG. 2 shows a section of a device 50 for protecting persons in an elevator shaft 102 from falling objects according to a further embodiment of the invention.
  • no rail 22 is provided for attaching the second end of the canopy 14 to this, but there are two eyelets 30, 32 arranged in the corners of the second end of the canopy 14, which hooks in provided on the second wall 106 hooks 34, 36 can be.
  • This also makes it possible to achieve a simple and secure fastening of the protective roof 14 on the side of the elevator shaft 102 opposite the fastening unit 12.
  • more or fewer than two eyelets 30, 32 and correspondingly more or less than two hooks 34, 36 may be provided.
  • hooks 34, 36 and shackles may be provided for attachment, whereby an unintentional release of the canopy 14 compared to hooks 34, 36 is difficult.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)
EP17161740.0A 2017-03-20 2017-03-20 Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets Withdrawn EP3378821A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17161740.0A EP3378821A1 (fr) 2017-03-20 2017-03-20 Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17161740.0A EP3378821A1 (fr) 2017-03-20 2017-03-20 Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets

Publications (1)

Publication Number Publication Date
EP3378821A1 true EP3378821A1 (fr) 2018-09-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17161740.0A Withdrawn EP3378821A1 (fr) 2017-03-20 2017-03-20 Dispositif de protection de personnes dans une cage d'ascenseur contre la chute éventuelle d'objets

Country Status (1)

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EP (1) EP3378821A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113530278A (zh) * 2021-07-07 2021-10-22 中安华力建设集团有限公司 一种电梯井用伸缩式安全挡板结构

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934679A (en) 1974-10-21 1976-01-27 Curtis Noll Corporation Retractable stacker guard
FR2665473A1 (fr) * 1990-08-03 1992-02-07 Schutz Charles Barriere pour echafaudage, et echafaudage modulaire comportant une telle barriere.
JPH07125947A (ja) * 1993-11-01 1995-05-16 Hitachi Building Syst Eng & Service Co Ltd エレベータ昇降路の据付作業装置
JPH08198571A (ja) 1995-01-24 1996-08-06 Hitachi Building Syst Eng & Service Co Ltd エスカレータの落下防止装置
JP2001098766A (ja) * 1999-09-30 2001-04-10 Shoko Sangyo Kk 床開口部の防護装置
US20060201744A1 (en) * 2005-03-14 2006-09-14 Susan Curtis Elevator shaft safety net system
EP2081863A2 (fr) 2006-11-17 2009-07-29 Kone Corporation Procédé et appareil pour installer un ascenseur sans salle de machines pendant la construction d'un immeuble, et utilisation d'une machine de levage
EP2910311A1 (fr) 2014-01-29 2015-08-26 OP-Hygiene IP GmbH Pompe à mousse à chambres à air multiples
CN204627016U (zh) 2015-05-13 2015-09-09 巨人通力电梯有限公司 一种无脚手架施工电梯的轿厢轿顶的头顶保护装置
CN106395540A (zh) * 2016-12-22 2017-02-15 江苏工程职业技术学院 一种用于电梯井道内的防坠系统

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934679A (en) 1974-10-21 1976-01-27 Curtis Noll Corporation Retractable stacker guard
FR2665473A1 (fr) * 1990-08-03 1992-02-07 Schutz Charles Barriere pour echafaudage, et echafaudage modulaire comportant une telle barriere.
JPH07125947A (ja) * 1993-11-01 1995-05-16 Hitachi Building Syst Eng & Service Co Ltd エレベータ昇降路の据付作業装置
JPH08198571A (ja) 1995-01-24 1996-08-06 Hitachi Building Syst Eng & Service Co Ltd エスカレータの落下防止装置
JP2001098766A (ja) * 1999-09-30 2001-04-10 Shoko Sangyo Kk 床開口部の防護装置
US20060201744A1 (en) * 2005-03-14 2006-09-14 Susan Curtis Elevator shaft safety net system
EP2081863A2 (fr) 2006-11-17 2009-07-29 Kone Corporation Procédé et appareil pour installer un ascenseur sans salle de machines pendant la construction d'un immeuble, et utilisation d'une machine de levage
EP2910311A1 (fr) 2014-01-29 2015-08-26 OP-Hygiene IP GmbH Pompe à mousse à chambres à air multiples
CN204627016U (zh) 2015-05-13 2015-09-09 巨人通力电梯有限公司 一种无脚手架施工电梯的轿厢轿顶的头顶保护装置
CN106395540A (zh) * 2016-12-22 2017-02-15 江苏工程职业技术学院 一种用于电梯井道内的防坠系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113530278A (zh) * 2021-07-07 2021-10-22 中安华力建设集团有限公司 一种电梯井用伸缩式安全挡板结构

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